We are currently migrating Bugzilla to GitHub issues.
Any changes made to the bug tracker now will be lost, so please do not post new bugs or make changes to them.
When we're done, all bug URLs will redirect to their equivalent location on the new bug tracker.

[patch] Report correct refresh rate on Raspberry Pi

SDL_rpivideo_refresh.patch (text/plain), 1.27 KB, created by Viacheslav Slavinsky on 2018-01-18 22:22:40 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Viacheslav Slavinsky

Created: 2018-01-18 22:22:40 UTC

Size: 1.27 KB

patch

obsolete

>diff --git a/src/video/raspberry/SDL_rpivideo.c b/src/video/raspberry/SDL_rpivideo.c
>index 4476a5d..e386380 100644
>--- a/src/video/raspberry/SDL_rpivideo.c
>+++ b/src/video/raspberry/SDL_rpivideo.c
>@@ -63,6 +63,23 @@ RPI_Destroy(SDL_VideoDevice * device)
>     SDL_free(device);
> }
> 
>+static int 
>+RPI_GetRefreshRate()
>+{
>+    TV_DISPLAY_STATE_T tvstate;
>+    if (vc_tv_get_display_state( &tvstate ) == 0) {
>+        //The width/height parameters are in the same position in the union
>+        //for HDMI and SDTV
>+        HDMI_PROPERTY_PARAM_T property;
>+        property.property = HDMI_PROPERTY_PIXEL_CLOCK_TYPE;
>+        vc_tv_hdmi_get_property(&property);
>+        return property.param1 == HDMI_PIXEL_CLOCK_TYPE_NTSC ? 
>+            tvstate.display.hdmi.frame_rate * (1000.0f/1001.0f) : 
>+            tvstate.display.hdmi.frame_rate;
>+    } 
>+    return 60;  /* Failed to get display state, default to 60 */
>+}
>+
> static SDL_VideoDevice *
> RPI_Create()
> {
>@@ -159,8 +176,7 @@ RPI_VideoInit(_THIS)
> 
>     current_mode.w = w;
>     current_mode.h = h;
>-    /* FIXME: Is there a way to tell the actual refresh rate? */
>-    current_mode.refresh_rate = 60;
>+    current_mode.refresh_rate = RPI_GetRefreshRate();
>     /* 32 bpp for default */
>     current_mode.format = SDL_PIXELFORMAT_ABGR8888;
>

Actions: View | Diff

Attachments on bug 4054: 3147

We are currently migrating Bugzilla to GitHub issues.Any changes made to the bug tracker now will be lost, so please do not post new bugs or make changes to them.When we're done, all bug URLs will redirect to their equivalent location on the new bug tracker.

We are currently migrating Bugzilla to GitHub issues.
Any changes made to the bug tracker now will be lost, so please do not post new bugs or make changes to them.
When we're done, all bug URLs will redirect to their equivalent location on the new bug tracker.